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pH Electrodes

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pH Electrodes

Our extensive assortment of quality pH electrodes, sensors, and probes are designed to make your complex measurements routine, reliable, and accurate in both the lab or in the field. They are available in a variety of body materials, body styles, and sample requirements. Refillable Ag/AgCl pH electrodes comprise a wide selection of electrode body shapes. Digital probes have built-in temperature sensors and will alert the user when recalibration is needed. These probes have rugged bodies and long integrated cables for convenient use in a variety of scenarios.


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Catalog Number: 34107-650
Supplier: Thermo Scientific



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Catalog Number: 10010-732
Supplier: Thermo Scientific



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Catalog Number: 10324-578
Supplier: Thermo Scientific



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Description:   For difficult media, open diaphragm, glas body, ph 2…14, 0…80 c. for port meters.
Catalog Number: 89174-218
Supplier: Hach


Product available on GSA Advantage®

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Description:   Glass. With 16-gauge stainless steel, bevel tip. Immersion depth: 3mm. With filling solution and pipet. Ranges: 0 to 14pH, -5 to 100[degree]C. Length: 157mm. Diameter: 6mm. Tip diameter: 1.7mm. 1m lead length. Ag/AgCl internal reference. BNC connector.
Catalog Number: 23227-008
Supplier: Thermo Scientific



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Description:   With Temperature Sensor Bnc Connector And 8 Pin Minidin Connector, 1 Meter Cable, For Orion Star Series Meters. Comes With 60 Ml Of Electrode Fill Solution, 810007.
Catalog Number: 97011-870
Supplier: Thermo Scientific



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Description:   Orion gel-filled, semi-micro combination electrode with an epoxy body. Electrode is non-refillable with a BNC connector and a one meter cable.
Catalog Number: 34107-912
Supplier: Thermo Scientific



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Description:   Orion ROSS* combination pH electrode with a glass body, BNC connector, and a one meter cable.
Catalog Number: 34107-399
Supplier: Thermo Scientific



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Description:   sensION+ Benchtop pH electrode + ATC, 5014T, refillable, double junction with Ag⁺ barrier (high Performance)
Catalog Number: 89174-198
Supplier: Hach


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Description:   With Temperature Sensor Bnc Connector And 8 Pin Minidin Connector, 3 Meter Cable, For Orion Star Series Meters.
Catalog Number: 97015-740
Supplier: Thermo Scientific



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Description:   For general use, low cost, plastic body, ph 0 to 14, 0 to 80 degree c. for port meters.
Catalog Number: 89174-216
Supplier: Hach


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Description:   Epoxy Body Low Maintenance Single Junction Ph Electrode, Waterproof Bnc Connector , 1 Meter Cable.
Catalog Number: 97014-782
Supplier: Thermo Scientific



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Description:   Glass body electrode fits test tubes and measures samples as small as 0.2mL. pH range: 0 to 14. Temperature range: 0 to 100[degree]C. Length: 165mm. Diameter: 6mm. Cap diameter: 16mm. 1m lead length. Ceramic junction with BNC connector.
Catalog Number: 34116-061
Supplier: Thermo Scientific



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Description:   Orion automatic temperature compensation (ATC) probe with a glass body. Mini DIN connector with a one meter cable.
Catalog Number: 10010-742
Supplier: Thermo Scientific



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Catalog Number: 34107-978
Supplier: Thermo Scientific



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Description:   ELECTRODE PH REF/HF-CELL GLASS 12X150MM
Catalog Number: BKA57189
Supplier: Beckman Coulter


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Description:   Orion glass refillable pH combination electrode with a single junction.
Catalog Number: 14004-294
Supplier: Thermo Scientific



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Description:   Stainless steel ATC probe for RL060P. 2.5mm phone jack and 1 meter cable packaged. Comes with electrode insert. 6 month warranty.
Catalog Number: 14004-292
Supplier: Thermo Scientific



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Catalog Number: 89174-220
Supplier: Hach


Product available on GSA Advantage®

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Description:   ELECTRODE LW-ION STR EPOXY 12X150MM
Catalog Number: BKA57195
Supplier: Beckman Coulter


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Description:   Junctions for METTLER TOLEDO* InLab 403/404/405 pH electrodes. Set of 10.
Catalog Number: 11278-738
Supplier: Mettler Toledo


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Description:   With Temperature Sensor Bnc Connector And 8 Pin Minidin Connector, 1 Meter Cable, For Orion Star Series Meters.
Catalog Number: 97015-738
Supplier: Thermo Scientific



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Description:   Double junction reference, compatibale with tris buffers
Catalog Number: 89187-024
Supplier: Thermo Scientific



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Description:   Orion automatic temperature compensation (ATC) probe with a stainless steel body. Mini DIN connector with a one meter cable.
Catalog Number: 10010-744
Supplier: Thermo Scientific



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Description:   Glass body electrode with toughened bulb for lab use and precise QC requirmeents. pH range: 0 to 14. Temperature range: 0 to 100[degree]C. Length: 120mm. Diameter: 12mm. Cap diameter: 16mm. 1m lead length. Ceramic junction with BNC connector.
Catalog Number: 10010-760
Supplier: Thermo Scientific



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Description:   ELECTRODE GP PH REFIL EPOXY 6X150MM
Catalog Number: BKA57187
Supplier: Beckman Coulter


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Description:   Epoxy body electrode. Fits test tubes and measures samples as small as 0.2mL. pH range: 0 to 14. Temperature range: 0 to 100[degree]C. Length: 165mm. Diameter: 6mm. Cap diameter: 16mm. 1m lead length. Glass fiber junction with BNC connector.
Catalog Number: 10010-762
Supplier: Thermo Scientific



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Catalog Number: 10010-792
Supplier: Thermo Scientific



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Description:   Glass body electrode fits test tubes and measures samples as small as 0.2mL. pH range: 0 to 14. Temperature range: 0 to 100[degree]C. Length: 165mm. Diameter: 6mm. Cap diameter: 16mm. Ceramic junction with Screw Cap connector.
Catalog Number: 34107-734
Supplier: Thermo Scientific



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Description:   Orion ROSS* flat surface combination pH electrode with an epoxy body and screw cap connector. Requires a separate cable.
Catalog Number: 34107-737
Supplier: Thermo Scientific



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Description:   Glass-body electrode with bulb guard. For dirty and difficult samples. pH range: 0 to 14. Temperature range: 0 to 100[degree]C. Length: 120mm. Diameter: 12mm. Cap diameter: 16mm. 1m lead length. Sure-Flow liquid-to-liquid junction. BNC connector.
Catalog Number: 10010-772
Supplier: Thermo Scientific



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Description:   Use with ORION* Series A meters. Epoxy body. Eliminates need for separate ATC probe by combining a thermistor with a combination pH electrode. Ranges: 0-14pH, 0-90[degree]C. Ag/AgCl internal reference. Glass fiber junction. 1m lead length. BNC connector.
Catalog Number: 34104-396
Supplier: Thermo Scientific



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Description:   General purpose pH electrode with a gel epoxy body, BNC connector, and 1m cable packaged. 6 month warranty.
Catalog Number: 14004-288
Supplier: Thermo Scientific



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Description:   Orion combination silver redox electrode with a screw cap connector.
Catalog Number: 34117-944
Supplier: Thermo Scientific



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Description:   Atc Probe, Mcro, Epoxy Body, Stainless Steel Tip 1 Mm Sensing Tip
Catalog Number: 89031-456
Supplier: Thermo Scientific



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Catalog Number: 10324-314
Supplier: Thermo Scientific



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Description:   Glass ATC (integrated temperature sensor) probe, for use with PerpHecT meters. Can be used with PerpHecT Benchtop pH/mV/ORP/Temperature Meters, Models 330 and 320, Benchtop pH/Temperature Meter, Model 310, and Benchtop pH/mV/ORP/Temperature Meters, Model 370 and 350.
Catalog Number: 34104-262
Supplier: Thermo Scientific


CSA Certified UL Listed

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Description:   for ise applications, ag/agcl with litio acetate 0.1m, ceramic diaphragm, with 1 m cbl and banana connector.
Catalog Number: 89174-228
Supplier: Hach


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Description:   A glass-body, combination pH electrode with integrated temperature sensor and MultiPin* head.
Catalog Number: 97001-596
Supplier: Mettler Toledo


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Certificate Certificates    
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Description:   PH electrode, Plug and Play combined glass DGI115-SC, Sensor chip, fixed sleeve diaphragm, for aqueous acid/base titrations, pH 0-14, Temperature range: 0-100 deg C, Length: 149.5 mm, Shaft: 12 mm, Silver ion trap to ensure the electrolyte
Catalog Number: 75870-650
Supplier: Mettler Toledo



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Description:   InLab* Surface Pro-ISM, Combined pH electrode with temperature probe and ISM, pH: 1 - 11, connectors: MultiPin*, Reference System: ARGENTHAL* with Ag+-trap, Reference electrolyte: 3 mol/L KCl, Material: Glass, Diameter: 12.0 mm, Length: 120.0 mm
Catalog Number: 10842-652
Supplier: Mettler Toledo



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Description:   Oakton* pH Electrode, Refillable, Epoxy, Double-Junction, 12 mm OD x 110 mm L; 3-ft BNC Cable, Length: 110 mm
Catalog Number: 76326-464
Supplier: Argos Technologies



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Description:   A glass-body, combination pH electrode with S7 screw head.
Catalog Number: 97001-588
Supplier: Mettler Toledo


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Description:   Oakton* pH Probe, Refillable, Double junction, High pH Sodium, Glass, BNC, Max pH: 14, Diameter: 12 mm, Cable Length: 1 meter, Compatible with all Oakton brand pH meters
Catalog Number: 76326-456
Supplier: Argos Technologies



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Description:   PH electrode, Plug and Play micro combined glass DGI101-SC, Sensor chip, ceramic pin diaphragm, for aqueous acid/base titrations, pH 0-14, Temperature range: 0-100 deg C, Length: 162.5 mm, Shaft diameter: 3mm, Silver ion trap to ensure the electrolyte
Catalog Number: 75870-656
Supplier: Mettler Toledo



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Description:   The SteadyForce reference system is under over-pressure, guaranteeing electrolyte discharge. The constant but controlled gradual discharge of electrolyte by the ceramic diaphragm ensures extremely reliable and reproducible results. Inlab power.
Catalog Number: 97001-620
Supplier: Mettler Toledo


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Description:   A glass-body, combination pH electrode with S7 screw head and ground glass sleeve.
Catalog Number: 97001-604
Supplier: Mettler Toledo


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Description:   InLab* pH electrode connector cable, Connection: S7, Length: 1.2m, Designation: BNC IP67, compatible with pH meters
Catalog Number: 10842-610
Supplier: Mettler Toledo


CSA Certified UL Listed

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Description:   A glass-body, combination pH electrode with S7 screw head. The pH sensing bulb is made from a special glass which resists hydrofluoric acid.
Catalog Number: 97001-648
Supplier: Mettler Toledo


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Catalog Number: 76471-964
Supplier: Argos Technologies



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Description:   1/4" X 24" J INC SENSOR 12FT LEAD.
Catalog Number: 89076-574
Supplier: Ace Glass


Product available on GSA Advantage® Small Business Enterprise

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Description:   1/16" X 12" K PTFE SENSOR 12FT LEAD.
Catalog Number: 89076-598
Supplier: Ace Glass


Product available on GSA Advantage® Small Business Enterprise

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Description:   1/4" X 72" J INC SENSOR 12FT LEAD.
Catalog Number: 89076-582
Supplier: Ace Glass


Product available on GSA Advantage® Small Business Enterprise

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Description:   InLab cable S7-DIN, 3 m
Catalog Number: 10842-614
Supplier: Mettler Toledo


CSA Certified UL Listed

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Description:   A glass-body, reference electrode with S7 screw head. Filled with 3 mol/L KCl for routine applications.
Catalog Number: 97001-676
Supplier: Mettler Toledo


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Description:   Oakton* pH Probe, Refillable, Flushable PTFE Double junction, Epoxy, BNC, Max pH: 12, Diameter: 12 mm, Length: 110 mm, Cable Length: 1 meter, Compatible with all Oakton brand pH meters, Ideal for dirty samples, Flushable junction, Impact resistant
Catalog Number: 76326-458
Supplier: Argos Technologies



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Description:   Ideal for measuring in very small vessels such as vials or cuvettes.
Catalog Number: 97001-642
Supplier: Mettler Toledo


Product available on GSA Advantage®

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Description:   A versatile, combination pH electrode with integrated temperature sensor and fixed cable with BNC/Cinch (RCA) connector.
Catalog Number: 97001-610
Supplier: Mettler Toledo


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Description:   DGi111-SC pH glass electrode, Plug and Play combined, pH 0-14, Temperature range: 0-80 deg C, Length: 149.5 mm, Shaft diameter: 12 mm, Ceramic frit diaphragm, Applications acid/base aqueous, Refillable reference electrolyte (3 mol/L KCl), ARGENTHAL* reference system
Catalog Number: 75870-706
Supplier: Mettler Toledo



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Catalog Number: 11278-372
Supplier: Mettler Toledo


Product available on GSA Advantage®

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Description:   DMi141-SC Plug and Play combined silver ring electrode for precipitation titrations with change of the pH value, Measurement range: mV -2000 to +2000, Length: 149.5 mm, Temperature range: 0-80 deg C, Shaft diameter: 12 mm, With Sensor Chip
Catalog Number: 75870-678
Supplier: Mettler Toledo



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Description:   PH electrode, Plug and Play combined glass DGI116-SOLVENT, Sensor chip, moveable sleeve junction, for nonaqueous acid/base titrations, pH 0-12, Temperature range: 0-100 deg C, Length: 149.5 mm, Shaft: 12mm, Spherical A41 glass membrane
Catalog Number: 75870-652
Supplier: Mettler Toledo



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Description:   InLab* pH electrode connector cable, Connection: MultiPin*, Length: 3m, Designation: BNC + RCA (Cinch), compatible with pH meters
Catalog Number: 10842-582
Supplier: Mettler Toledo



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Description:   A glass-body, combination pH electrode with integrated Pt1000 temperature sensor, MultiPin* head and 400 mm shaft.
Catalog Number: 97001-634
Supplier: Mettler Toledo


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